Visitors are seen during a night event at Suzhou Museum in Suzhou, east China's Jiangsu Province, May 18, 2019. (Xinhua/Wang Jiankang)

Models show creations during a night event at Nanjing Museum in Nanjing, east China's Jiangsu Province, May 18, 2019. (Xinhua/Su Yang)

Dancers perform during a night event at Nanjing Museum in Nanjing, east China's Jiangsu Province, May 18, 2019. (Xinhua/Su Yang)

Visitors view an exhibit during a night event at Suzhou Museum in Suzhou, east China's Jiangsu Province, May 18, 2019. (Xinhua/Wang Jiankang)